Hundreds engage in protest on the streets of Pittsburgh
                                
                                
                                    (Newser) -
                                    Hundreds of people hit the streets of Pittsburgh on Friday for the third straight night to protest the police shooting of an unarmed teen, the  Pittsburgh Post-Gazette  reports. Angry over the  death of Antwon Rose, 17,  the protesters stopped and sang outside PNC Park just before 10pm as fans tried...